A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5930-01-521-1711
NSN 6105-01-485-0842
NSN 2925-00-549-4937
NSN 2925-01-058-1718
NSN 6130-00-565-4564
NSN 6220-01-398-8937
NSN 5998-01-634-0604
NSN 5855-01-254-3041
NSN 5965-00-073-3488
NSN 5975-00-690-4509
NSN 4140-00-095-6452
NSN 6110-01-249-1603